Siemens 6AV3515-1MA20 Operating Unit

Technical Overview

The Siemens 6AV3515-1MA20 is an operator panel from the SIMATIC S5 series, specifically designed as a text-based display unit for industrial automation environments. This operating unit provides a clear interface for monitoring process variables and controlling machinery. It features a monochrome LC display with contrast control and a membrane keypad for data entry. The panel offers flexible display modes, allowing operators to switch between 4 lines of 20 characters or 8 lines of 40 characters. It integrates seamlessly with SIMATIC S5 controllers via serial communication ports.

Technical Specifications

Parameter	Specification
Manufacturer	Siemens
Model Number	6AV3515-1MA20
Product Type	Operator Panel / Operating Unit
System Compatibility	SIMATIC S5
Display Type	Monochrome LC display with contrast control
Display Format	4 lines x 20 characters or 8 lines x 40 characters
Character Size	8mm (4-line) or 4.5mm (8-line)
Keypad Type	Membrane
Function Keys	24 total (including 8 softkeys)
User Memory	256 KB
Communication Interfaces	1x RS-422/485, 2x V.24/TTY
Power Supply	24 VDC
Weight	1.1 – 1.24 kg
Dimensions (W x H x D)	170 x 240 x 50 mm
Approvals	UL/CSA approved
Country of Origin	Germany

Key Features

Flexible Display Modes – This panel offers two viewing formats, adapting to different application needs. Operators can choose between 4-line or 8-line configurations.

Multiple Communication Ports – One RS-422/485 and two V.24/TTY interfaces provide versatile connectivity options. This ensures compatibility with various S5 controllers.

User Memory Capacity – The 256 KB memory stores essential programs and configuration data. This capacity supports complex operator interface applications.

Intuitive Keypad Layout – Twenty-four function keys, including eight softkeys, simplify navigation and control. This design enhances operator efficiency.

Industrial-Grade Construction – The robust design withstands demanding factory floor conditions. This ensures long-term reliability in harsh environments.

Applications

The Siemens 6AV3515-1MA20 suits machine-level control, process monitoring, and data entry tasks in manufacturing environments. It provides a reliable HMI solution for SIMATIC S5-based automation systems.